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OperationAction Enumeration

Specifies the list of possible actions when the parent End of the RelationshipType is deleted.

Namespace:  System.Data.Metadata.Edm
Assembly:  System.Data.Entity (in System.Data.Entity.dll)
public enum OperationAction
Member nameDescription
NoneOnly a parent End can be deleted.
CascadeWhen a parent End is deleted, its associated child ends are deleted as well.
RestrictA parent End cannot be deleted if it has one or more associated child ends.

.NET Framework

Supported in: 4, 3.5 SP1

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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